Home / 98,043.40-147,081.32-88,125.24

Finding the Fourth Proportional to 98,043.40, 147,081.32 and 88,125.24

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Solution

The fourth proportional to 98,043.40, 147,081.32 and 88,125.24 is: 132,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,043.40 : 147,081.32 = 88,125.24 : x
  2. Step 2: Convert to fraction form
    98,043.40/147,081.32 = 88,125.24/x
  3. Step 3: Cross multiply
    98,043.40x = 147,081.32 × 88,125.24
  4. Step 4: Simplify right side
    98,043.40x = 12,961,576,624.52
  5. Step 5: Solve for x
    x = 12,961,576,624.52/98,043.40
  6. Step 6: Final answer
    x = 132,202.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.